1 file changed, 25 insertions, 0 deletions
diff --git a/tests/t0105-plain.sh b/tests/t0105-plain.sh
index 27e8daa..2e5513f 100755
--- a/tests/t0105-plain.sh
+++ b/tests/t0105-plain.sh
@@ -71,4 +71,29 @@ test_expect_success 'only text and xml types carry a charset' '
 	sed "/^$/q" tmp | grep "^Content-Type: image/svg+xml; charset=UTF-8$"
 '
 
+# A tree can carry two entries of one name, which only a repository with
+# fsck off accepts, and the plain view answers the first alone.
+test_expect_success 'plain answers once for duplicate tree entries' '
+	test_create_repo repos/dup &&
+	(
+		cd repos/dup &&
+		blob=$(printf PNGDATA | git hash-object -w --stdin) &&
+		inner=$(printf "100644 blob %s\\tinside\\n" $blob | git mktree) &&
+		top=$(printf "100644 blob %s\\tx.png\\n040000 tree %s\\tx.png\\n" $blob $inner | git mktree --missing) &&
+		c=$(echo dup | git commit-tree $top) &&
+		git update-ref refs/heads/master $c
+	) &&
+	{
+		echo "virtual-root=/" &&
+		echo "cache-size=0" &&
+		echo "mimetype.png=image/png" &&
+		echo "repo.url=dup" &&
+		echo "repo.path=$PWD/repos/dup/.git"
+	} >duprc &&
+	CGIT_CONFIG="$PWD/duprc" QUERY_STRING="url=dup/plain/x.png" cgit >tmp &&
+	test $(grep -c "^Status:" tmp) = 1 &&
+	test $(grep -c "^Content-Type:" tmp) = 1 &&
+	grep "^Content-Type: image/png" tmp
+'
+
 test_done